1. The reagent water needs to reach 18.2M, and the eluent must be filtered through a 0.45um or smaller filter membrane (use a two-layer filter membrane if necessary) to be used after vacuum degassing. The filter membrane is disposable, and high purity water needs to be filtered to clean it before each use. Suppressor regeneration fluid can be degassed without filtration. 2. The environment must be free of corrosive gases and well ventilated.
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